res_spin_lock(9)

💅 res_spin_lock(9) — Kernel API Manual ✨

okay bestie, gather round 🫶 this page is from the Kernel API Manual, and it's all about res_spin_lock, the function whose whole job is to acquire a queued spinlock. No cap, that's the vibe.

🎀 NAME 🎀

res_spin_lock — acquire a queued spinlock. That's it, that's the name section, and it ate. 💅

📜 SYNOPSIS 📜

int res_spin_lock (rqspinlock_t *lock );

🌸 ARGUMENTS 🌸

• lock — Pointer to queued spinlock structure. So you hand it a pointer to the queued spinlock struct, periodt. 🦋

💖 RETURN 💖

Bestie, here's the return-value vibe check:

• 0 — Lock was acquired successfully. Slay, success. ✨
• -EDEADLK — Lock acquisition failed because of AA/ABBA deadlock. 💀 Not the deadlock moment.
• -ETIMEDOUT — Lock acquisition failed because of timeout. 😭 The clock said nope.

🦋 SEE ALSO 🦋

• Kernel file ./include/asm-generic/rqspinlock.h — the reference file, iykyk. 🧚

source/version: ./include/asm-generic · date: October 2026 · page: res_spin_lock(9) — mwah, bye bestie 💖🎀